#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
#include<string.h>
void change(char* num)
{
	char* left = num;
	char* right = num + strlen(num) - 1;
	while (left < right)
	{
		char tmp = *left;
		*left = *right;
		*right = tmp;
		++left;
		--right;
	}
}

int main()
{
	char num[] = "Iove Wh";
	 change(num);
	 printf("%s", num);
	return 0;
}